az57.cn - robtex.com
az57.cn
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034670883 | ||||||
Same first word
az57.cn |
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns21.hichina.com2026-04-07 → 2026-04-14 · 2 obs
● 2026-04-14 23:20:42
●NSdns22.hichina.com2026-04-07 → 2026-04-14 · 2 obs
● 2026-04-14 23:20:42
●NSexpirens3.hichina.com2026-04-07 → 2026-04-14 · 2 obs
● 2026-04-14 23:20:42
●NSexpirens4.hichina.com2026-04-07 → 2026-04-14 · 2 obs
● 2026-04-14 23:20:42
●CNAMEexpired.hichina.com2026-04-07 → 2026-04-14 · 2 obs
● 2026-04-14 23:20:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| az57.cn | expirens3.hichina.com, expirens4.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.53
NS records: expirens3.hichina.com, expirens4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for az57.cn (unsigned zone)
⏱️ Timing
Total: 1787ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns22.hichina.com, dns21.hichina.com |
| CNAME | 1 | expired.hichina.com |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
az57.cn points to three IPs: 8.218.208.240, 47.76.127.217 and 47.91.170.222.
Other host names, for instance expired.hichina.com, share IP numbers with az57.cn.
Name Servers
az57.cn is delegated to two name servers ns1.alidns.com and ns2.alidns.com.
az57.cn shares the same name server setup as other domains, for instance seoxzw.com, xhindex.com, f-d.com.cn, dangnie.com and budaimi.com.
az57.cn at least partially shares name servers with other domains, for instance 123123play.com, tataufo.com, bulucat.com, hbm.cn and jshtcm.com.
these name servers are commonly used with the name servers dns3.hichina.com, dns4.hichina.com, ns7.alidns.com, ns8.alidns.com, dns13.hichina.com, dns14.hichina.com, dns1.hichina.com and dns2.hichina.com.
Host names with nine IP numbers:
ns1.alidns.com points to: 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125.
ns2.alidns.com points to: 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.